首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
CONSTRUCTION WORK RECORDER
摘要
申请公布号
JPS5542923(A)
申请公布日期
1980.03.26
申请号
JP19780114306
申请日期
1978.09.18
申请人
SHIMIZU CONSTRUCTION CO LTD
发明人
SAKAMOTO KAZUYOSHI;TAKEUCHI KENJI
分类号
E21B47/04
主分类号
E21B47/04
代理机构
代理人
主权项
地址
您可能感兴趣的专利
INFORMATION RECORDING THIN FILM, MANUFACTURE THEREOF INFORMATION RECORDING MEDIUM AND USING METHOD THEREFOR
MOVING DEVICE
OVERVOLTAGE DETECTION CIRCUIT FOR CENTRIFUGE
SEMICONDUCTOR DEVICE AND ITS MANUFACTURE
METHOD AND DEVICE FOR LIGHTNESS ADJUSTMENT BASED UPON LIGHTNESS PERCEPTION CHARACTERISTIC
WEATHER STRIP FOR AUTOMOBILE
WEATHER STRIP OF AUTOMOBILE
IMAGE DISPLAY DEVICE FOR GAME MACHINE
QUICK SAMPLE OF KARAOKE MELODY
AUTOMATIC CARRIER TRUCK
IMAGE NORMAL POSITION CONTROLLER
CENTER CHANNEL SIGNAL REPRODUCING DEVICE
ENZYME PRODUCING (S)-1-PHENYL-1,3-PROPANEDIOL AND PRODUCTION THEREOF
FUEL CELL
MANUFACTURE OF LIM3+O2 OR LIMN2O4, AND LINI3+O2 FOR SECONDARY BATTERY POSITIVE ELECTRODE MATERIAL
METHOD FOR POLISHING MAGNETIC HEAD STRUCTURAL BODY AND DEVICE THEREFOR AND MAGNETIC DISK DEVICE
POWER STEERING SYSTEM FOR VEHICLE
AUDIO EQUIPMENT
CERAMIC VARISTOR
LIQUID SELF-ABSORBING MOLDING METHOD AND MOLDED OBJECT OBTAINED THEREBY